Average annual temperature is 7.0 °C
Absolute maximum temperature: 20.4 °C
Absolute minimum temperature: -3.5 °C
Number of sunny days: 165 days
Number of rainy days: 198 days
Number of snow days: 2 days
Look at detailed online map of Arco
* Weather data for Arco Bolivia is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 16.8 | 14.9 | 18.8 | 16.9 | 15.5 | 15.2 | 15.6 | 16.3 | 19.1 | 20.4 | 20.2 | 17.2 |
| Average daytime temperature (°C) | 12.7 | 11.0 | 11.5 | 13.2 | 12.6 | 12.1 | 13.4 | 13.1 | 15.9 | 16.8 | 16.2 | 13.8 |
| Average temperature (°C) | 6.9 | 6.2 | 6.3 | 6.6 | 6.0 | 4.7 | 6.0 | 5.5 | 8.2 | 9.5 | 9.3 | 8.3 |
| Average night temperature (°C) | 2.2 | 2.6 | 2.7 | 1.0 | 0.1 | -1.5 | -0.6 | -1.5 | 1.1 | 2.8 | 3.3 | 4.3 |
| Absolute minimum temperature (°C) | -1.6 | -1.1 | 1.1 | -1.4 | -2.1 | -3.5 | -3.2 | -3.3 | -3.3 | -2.4 | 1.0 | 2.5 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 13.0 | 12.0 | 12.0 | 11.0 | 11.0 | 11.0 | 11.0 | 11.0 | 12.0 | 12.0 | 13.0 | 13.0 |
| Daylight mean duration (h) | 13.1 | 12.7 | 12.2 | 11.7 | 11.3 | 11.1 | 11.2 | 11.5 | 12.0 | 12.5 | 13.0 | 13.2 |
| Daylight minimum duration (h) | 12.0 | 12.0 | 11.0 | 11.0 | 11.0 | 11.0 | 11.0 | 11.0 | 11.0 | 12.0 | 12.0 | 13.0 |
| Sunshine mean duration (h) | 10.6 | 9.7 | 10.1 | 10.8 | 10.2 | 10.3 | 10.4 | 10.7 | 11.1 | 11.5 | 11.5 | 10.5 |
| Precipitation (mm) | 76 | 140 | 113 | 17 | 9 | 0 | 0 | 12 | 12 | 47 | 75 | 157 |
| Sunny days | 6 | 0 | 1 | 16 | 19 | 30 | 29 | 27 | 20 | 11 | 5 | 1 |
| Rainy days | 25 | 28 | 30 | 14 | 11 | 0 | 1 | 4 | 10 | 20 | 25 | 30 |
| Snow days | 0 | 0 | 0 | 0 | 1 | 0 | 1 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Arco is at